West Texas Intermediate crude rose, trimming a sixth weekly decline, as speculation the U.S. will maintain economic stimulus countered a surge in supplies in the world’s biggest oil consumer. Futures gained as much as 0.6 percent in New York and are poised for the longest weekly losing streak since December 1998. U.S. crude stockpiles climbed to the highest level since June as production expanded last week, according to the Energy Information Administration. Janet Yellen , the nominee for Federal Reserve chairman, said she will ensure the central bank’s asset purchases don’t end too soon. “Dovish comments from Yellen are providing support,” said Michael McCarthy , a chief strategist at CMC Markets in Sydney. “Some of those funds that are being redeployed across asset classes are flowing into oil. The fundamentals, the supply side in particular, are pointing in the other direction and that’s another reason why today looks like […]